/// <summary>
/// Initializes a new instance of the <see cref="ComponentRecord"/> class.
/// </summary>
/// <param name="reader">The big endian binary reader.</param>
/// <param name="markClassCount">Number of defined mark classes.</param>
/// <param name="offset">Offset from beginning of LigatureAttach table.</param>
public ComponentRecord(BigEndianBinaryReader reader, ushort markClassCount, long offset)
{
// +--------------+---------------------------------------+----------------------------------------------------------------------------------------+
// | Type | Name | Description |
// +==============+=======================================+========================================================================================+
// | Offset16 | ligatureAnchorOffsets[markClassCount] | Array of offsets (one per class) to Anchor tables. Offsets are from |
// | | | beginning of LigatureAttach table, ordered by class (offsets may be NULL). |
// +--------------+---------------------------------------+----------------------------------------------------------------------------------------+
this.LigatureAnchorTables = new AnchorTable[markClassCount];
ushort[] ligatureAnchorOffsets = new ushort[markClassCount];
for (int i = 0; i < markClassCount; i++)
{
ligatureAnchorOffsets[i] = reader.ReadOffset16();
}
long position = reader.BaseStream.Position;
for (int i = 0; i < markClassCount; i++)
{
if (ligatureAnchorOffsets[i] is not 0)
{
this.LigatureAnchorTables[i] = AnchorTable.Load(reader, offset + ligatureAnchorOffsets[i]);
}
}
reader.BaseStream.Position = position;
}
/// <summary>
/// Initializes a new instance of the <see cref="BaseRecord"/> struct.
/// </summary>
/// <param name="reader">The big endian binary reader.</param>
/// <param name="classCount">The class count.</param>
/// <param name="offset">Offset to the from beginning of BaseArray table.</param>
public BaseRecord(BigEndianBinaryReader reader, ushort classCount, long offset)
{
// +--------------+-----------------------------------+----------------------------------------------------------------------------------------+
// | Type | Name | Description |
// +==============+===================================+========================================================================================+
// | Offset16 | baseAnchorOffsets[markClassCount] | Array of offsets (one per mark class) to Anchor tables. |
// | | | Offsets are from beginning of BaseArray table, ordered by class (offsets may be NULL). |
// +--------------+-----------------------------------+----------------------------------------------------------------------------------------+
this.BaseAnchorTables = new AnchorTable[classCount];
ushort[] baseAnchorOffsets = new ushort[classCount];
for (int i = 0; i < classCount; i++)
{
baseAnchorOffsets[i] = reader.ReadOffset16();
}
long position = reader.BaseStream.Position;
for (int i = 0; i < classCount; i++)
{
if (baseAnchorOffsets[i] is not 0)
{
this.BaseAnchorTables[i] = AnchorTable.Load(reader, offset + baseAnchorOffsets[i]);
}
}
reader.BaseStream.Position = position;
}
/// <summary>
/// Initializes a new instance of the <see cref="Mark2Record"/> class.
/// </summary>
/// <param name="reader">The big endian binary reader.</param>
/// <param name="markClassCount">The Number of Mark2 records.</param>
/// <param name="offset">Offset to the beginning of MarkArray table.</param>
public Mark2Record(BigEndianBinaryReader reader, ushort markClassCount, long offset)
{
// +--------------+------------------------------------+--------------------------------------------------------------------------------------+
// | Type | Name | Description |
// +==============+====================================+======================================================================================+
// | Offset16 | mark2AnchorOffsets[markClassCount] | Array of offsets (one per class) to Anchor tables. Offsets are from beginning of |
// | | | Mark2Array table, in class order (offsets may be NULL). |
// +--------------+------------------------------------+--------------------------------------------------------------------------------------+
ushort[] mark2AnchorOffsets = new ushort[markClassCount];
this.MarkAnchorTable = new AnchorTable[markClassCount];
for (int i = 0; i < markClassCount; i++)
{
mark2AnchorOffsets[i] = reader.ReadOffset16();
}
long position = reader.BaseStream.Position;
for (int i = 0; i < markClassCount; i++)
{
if (mark2AnchorOffsets[i] != 0)
{
this.MarkAnchorTable[i] = AnchorTable.Load(reader, offset + mark2AnchorOffsets[i]);
}
}
reader.BaseStream.Position = position;
}
/// <summary>
/// Initializes a new instance of the <see cref="EntryExitAnchors"/> class.
/// </summary>
/// <param name="reader">The big endian binary reader.</param>
/// <param name="offset">The offset to exitAnchor table, from beginning of CursivePos subtable.</param>
/// <param name="entryExitRecord">Offsets to entry and exit Anchor table, from beginning of CursivePos subtable.</param>
public EntryExitAnchors(BigEndianBinaryReader reader, long offset, EntryExitRecord entryExitRecord)
{
this.EntryAnchor = entryExitRecord.EntryAnchorOffset != 0 ? AnchorTable.Load(reader, offset + entryExitRecord.EntryAnchorOffset) : null;
this.ExitAnchor = entryExitRecord.ExitAnchorOffset != 0 ? AnchorTable.Load(reader, offset + entryExitRecord.ExitAnchorOffset) : null;
}